Java engineer - Automation and Efficiency team
About The Role:
Join Paysend’s Automation and Efficiency team to help build and improve backend systems that support global payment operations at scale.
This role focuses on designing and developing high-performance backend services and internal tooling used to process and analyze millions of financial transactions daily. You’ll work across distributed systems and data-heavy workflows where reliability, performance, and correctness are critical.
This is a strong fit for engineers who enjoy solving complex backend and data problems, working across multiple services, and building systems that operate under real-world scale and operational demands.
What You'll Do (Responsibilities):
Design, implement, and maintain backend services and internal tools in Java, powering the processing and analysis of millions of financial transactions daily
Own and evolve PostgreSQL-based data models, queries, and performance optimization across multiple services.
Build and improve systems that automate operational and transaction-monitoring workflows at scale
Work within a distributed microservices ecosystem, handling service communication, dependencies, and evolving integrations
Contribute to the design and implementation of a new fraud monitoring platform built on the company’s modern technology stack
Investigate complex production and operational issues, identify bottlenecks, and implement long-term improvements
Collaborate closely with QA and Analytics teams to ensure systems are reliable, scalable, and operationally effective
Monitor and improve system performance, observability, reliability, and scalability across services
Contribute to CI/CD and deployment automation improvements across engineering workflows
What You’ll Need To Be Successful In This Role:
5+ years of backend development experience with Java and Spring
Strong hands-on experience with PostgreSQL in production systems
Experience working with distributed systems and microservices architectures
Experience with major cloud platforms, preferably AWS or GCP
Strong engineering mindset with the ability to solve unfamiliar and complex technical problems independently
Comfortable working across multiple services and technical domains
Strong ownership mentality from implementation through deployment and operational support
Ability to adapt quickly to changing technical and business priorities
Great to have:
Experience with CI/CD pipelines and deployment automation (GitLab preferred)
Experience with Docker or other containerization technologies
Hands-on experience with C# or Rust
Experience in fintech, payments, fraud detection, or other transaction-heavy systems
Bachelor’s or Master’s degree in Computer Science or a related field
Why Join Paysend?
Make a Global Impact:
Join a company that is transforming how people and businesses move money around the world. Your work will contribute to products and services that help millions of customers stay connected globally.
Own Meaningful Outcomes:
We empower our people to take ownership, make decisions, and drive real impact. You'll have the opportunity to shape solutions, challenge the status quo, and see the results of your work firsthand.
Grow with Us:
As a fast-growing global fintech, we offer opportunities to learn, develop new skills, take on new challenges, and advance your career across functions and geographies.
Collaborate with Exceptional People:
Work alongside talented colleagues from diverse backgrounds and disciplines who are united by a shared ambition to build, innovate, and deliver great outcomes for our customers.
Move Fast and Make Things Happen:
We value action, curiosity, and continuous improvement. You'll be part of a culture that encourages experimentation, embraces change, and focuses on delivering meaningful results.
Be Part of Our Journey:
We're building the future of the global money movement. Join us at an exciting stage of growth where your ideas, expertise, and contributions can help shape what's next.
- Department
- Engineering
- Locations
- Belgrade
- Remote status
- Hybrid
About Paysend
Paysend operates the holistic payment infrastructure: its own multi-jurisdictional license footprint, and a full stack of proprietary systems, from processing and FX to orchestration and settlement. The world's network wired in — 25B+ digital endpoints across 170+ countries — interoperable between fiat and stablecoins. Optimised for cost, speed, and simplicity.
For businesses plugging in: Enterprise API, Embed, Instant Settlement Accounts (ISA) — one integration, white-label cross-border, instant settlement. Technological and compliance complexity handled — typically live in weeks, subject to integration scope. All on one technology stack — businesses inherit infrastructure proven at scale every day.
For over 12 million registered users: the Paysend app, sending home across 170+ countries, every day.
Run by a lean team, on owned, proprietary technology, proven at scale — profitable in our most recent financial year, and growing rapidly.
Paysend. Money Moves.